In all the world, Koutz (Koutz 
) is an extremely rare unknown gender given name. Much more frequently, Koutz is the last name as well as the forename.
Ray, Jill, Nick, Niki, Nehf, Evan, Hope, Fred, Zach, Manda, Mandi, Molly, Sarah, Shane, Steve, Alice, Arlen, Amber, Aaron, Chris, Carol, Cindy, Jeff, Jody, Lois, Lori, Rob, Jim, Tom, Tia, Ida, Mary, Mark, Matt, Milo, Shem, Betty, Alan, Adam, Chad, Cody, Beth, Kurt, Paul, Ruth, Ryan, Dave, Glen, Anna, and Brian